Get ready to feel very emotional with "The Only Constant in This World is Blackness of the Human Heart" by Rorcal. With a 87 BPM and 4 time signature, the rhythms flow in F major. Spanning 4 minutes and 30 seconds, "The Only Constant in This World is Blackness of the Human Heart" radiates high energy from start to finish. Let the very emotional vibes of this track carry you away.